. >>> 12 are killed in nigeria's capital in an explosion. >>> most of these students are boys - where are the girls? we follow up on promises of equal education in china. >>> ukraine's interior minister says a pilot has been killed after pro-russian separatists fired anti-aircraft missiles at kiev forces in slovyansk. earlier the government was trying to retake the town of slovyansk. gunfire and blasts could be herd there. we go to donetsk. what are you hearing about the events, jonah? the referee: well, over the last few hours >> reporter: well, over the last few hours it's been what has been heard, the minister posted on facebook in the last few hours, as he's want to do, suggesting that the operation was launched, an anti-terrorist part of a phase that has been going on for the last few weeks now. at 4:. 30 this morning, aimed at the roadblocks on the city of slav. his suggestion that nine checkpoints are under the control of ukranian forces. in the process two helicopters are down, one shot down, one suffering an emergency landing and a pilot dead with several others. injured. tha